Features: Brand new and high quality Oculink adapter board, supports the expansion PCIE card of the device with Oculink port Support the M.2 port to a PCIE card using a standard Oculink extension cable Support GPU graphics card, PCIE card, PCIE sound card, PCIE acquisition card, etc. PCIE display card only supports X4 devices The bandwidth speed is PCIE 4.0X4, Gen4 It can be started and stopped synchronously with the host, and does not support hot swap Currently only consoles with Oculink ports have been successfully test for compatibility, and other consoles with Oculink ports are still being collect Laptops with M.2 ports have a 90% success rate, and small hosts with M.2 ports have a 95% success rate. For other hosts, such as industrial computers, the success rate of the development board is only 10% This set of product does not include an Oculink extension cable, which needs to be purchased separately This series of boxes does not support built-in power supply, and the graphics card size is limited Specifications: Material:Plastic+Metal Package Includes: 1 Set Graphics Card Adapter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.